A randomized 25 question test from a pool of 761 questions, good luck!
In Modbus, data is read, and written in various memory ranges. Which of the answers below best represents the data type that a holding registers would use?
There are numerous I/O modules that a typical DCS has access to. Which of the modules below is described as one that can have 8, 16, or 32 output points powered by 24Vdc or 120/230 Vac?
IPv4 network classes can also be defined by the IP address they use. Which of the answers corresponds best to the address in row "I"?
Each network layer for a DCS has it's own specialized equipment or software. Which of the layers below would make use of a Foundation Fieldbus protocol?
Modbus has standard command codes to allow the master to access information from it's slaves. Which of the commands below would be used to write the contents of a holding register to the slave device
The design and utilization of a SCADA system requires the approval of several layers of government. Which of the terms below would best be described as confirming adherence to all relevant codes for SCADA applications in advance?
Which answer below is best described as the RS-485 standard for voltage range to transmit a "Mark"?
A defined area of geographical coverage is commonly called an area network. Which of the area networks below is used for schools, small localized businesses, and shopping malls?
There are several vital components to asynchronous transmission. Which of the answers below best relates to one that is not important?
There are many options to choose from for alarm states. Which of the following alarm states can be best described as when the alarm clears due to the process before the operator has time to respond to it?
The biggest register that Modbus supports is 16-bit. Which of the terms below is used for the process to support 32-bit data?
A defined area of geographical coverage is commonly called an area network. Which of the area networks below is the smallest in area covered?
In the unbalanced signal transmission system, which answer best represents the number 2?
There are several different ways to let an operator know about an alarm in any HMI. Which of the answers below would best be described as a vibrations given off by a device?
Which of the terms below can be best described as commands rarely seen on an average Hart device?
There are numerous I/O modules that a typical DCS has access to. Which of the modules below is described as one that accommodates the HART devices point-to-point connection?
IPv4 network classes can also be defined by the default subnet masks that they use. If the subnet mask was 255.0.0.0, which of the classes below would be used?
Which of the network components below combines two or more smaller networks working within the ISO physical and data layers?
With any GUI, there are opportunities to use gathered data visually. Which of the methods below would be best described as one that would allow an operator to anticipate the tendencies of a process by the creation of a short term measurement values plot?
Which of the error detection methods below best relates to an "effectiveness of 90%"?
The OSI model describes how a network should be arranged. Which of the layers below defines the media access method and the message frame structure?
Baseband NRZ signalling is the standard for all physical connections with Ethernet. Which of the signalling methods below has the disadvantage of losing the clock signal when spaces are transmitted for an extended series?
Using the table below, which answer best represents the letter"d" in binary?
A DCS collects a lot of data during the course of operating. Which of the terms below would best describe the database that contains a record of process alarms and events as they occur?
Data communication in a DCS takes the form of various networks. Which of the networks below connect servers that share control data over redundant networks?